{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T06:53:26.203338+00:00","duration_seconds":2.805713,"id":1145977,"input_summary":"chars=607 node=oldsys","metadata":{"llm_candidates":[{"callsign":"N4JAB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=N4JAB","recording_id":15923,"started_at":"2026-06-29T06:53:23.397625+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":15924}